logging in or signing up Angle sum of a Triangle for Class VII mkprince Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 108 Category: Education License: Some Rights Reserved Like it (0) Dislike it (0) Added: December 30, 2011 This Presentation is Public Favorites: 0 Presentation Description To verify the angle sum property & Exrerior angle property for a triangle by paper folding Comments Posting comment... Premium member Presentation Transcript MATHEMATICS: MATHEMATICS By MUKESH KUMAR, KV, No.1, Hindan Ghaziabad (UP) Delhi RegionDifferent Figures: Different Figures Definition: Copyright © 2000 by Monica Yuskaitis Definition Triangle – a polygon with 3 angles and 3 straight sides.Sides of a triangle: Sides of a triangle A B CAngles of a Triangle: Angles of a Triangle Three AnglesToday’s Topic------: Today’s Topic------ Angle sum of a trianglePowerPoint Presentation: 1A_Ch6( 7 )We take a cut out of a triangle: We take a cut out of a triangleCut all three angles of the triangles: Cut all three angles of the trianglesThree angles of the triangles--: Three angles of the triangles--PowerPoint Presentation: Sum of all angle = 180 0Exterior Angle of a triangle: Exterior Angle of a triangle A C B > We can use previous knowledge of the properties of parallel lines >EXTEND the line AB to a point G G >DRAW line BE parallel to AC EExterior Angle Property of a triangle: Exterior Angle Property of a triangle A C B G E <ACB = <CBE Alternate Angles <CAB = <EBG Corresponding Angles <ACB + <CAB = <CBE + < EBG <ACB + <CAB = <CBG So, Exterior angle of a triangle is equal to the sum of its interior opposite anglesTHANKS A LOT…..: THANKS A LOT….. MUKESH KUMAR , TGT (Maths) KV, No,1, AFS Hindan, Ghaziabad E-mail ID- mkprince2009@gmail.com & Blog Adress- www.mkumar4u.blogspot.com You do not have the permission to view this presentation. In order to view it, please contact the author of the presentation.
Angle sum of a Triangle for Class VII mkprince Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT lite Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 108 Category: Education License: Some Rights Reserved Like it (0) Dislike it (0) Added: December 30, 2011 This Presentation is Public Favorites: 0 Presentation Description To verify the angle sum property & Exrerior angle property for a triangle by paper folding Comments Posting comment... Premium member Presentation Transcript MATHEMATICS: MATHEMATICS By MUKESH KUMAR, KV, No.1, Hindan Ghaziabad (UP) Delhi RegionDifferent Figures: Different Figures Definition: Copyright © 2000 by Monica Yuskaitis Definition Triangle – a polygon with 3 angles and 3 straight sides.Sides of a triangle: Sides of a triangle A B CAngles of a Triangle: Angles of a Triangle Three AnglesToday’s Topic------: Today’s Topic------ Angle sum of a trianglePowerPoint Presentation: 1A_Ch6( 7 )We take a cut out of a triangle: We take a cut out of a triangleCut all three angles of the triangles: Cut all three angles of the trianglesThree angles of the triangles--: Three angles of the triangles--PowerPoint Presentation: Sum of all angle = 180 0Exterior Angle of a triangle: Exterior Angle of a triangle A C B > We can use previous knowledge of the properties of parallel lines >EXTEND the line AB to a point G G >DRAW line BE parallel to AC EExterior Angle Property of a triangle: Exterior Angle Property of a triangle A C B G E <ACB = <CBE Alternate Angles <CAB = <EBG Corresponding Angles <ACB + <CAB = <CBE + < EBG <ACB + <CAB = <CBG So, Exterior angle of a triangle is equal to the sum of its interior opposite anglesTHANKS A LOT…..: THANKS A LOT….. MUKESH KUMAR , TGT (Maths) KV, No,1, AFS Hindan, Ghaziabad E-mail ID- mkprince2009@gmail.com & Blog Adress- www.mkumar4u.blogspot.com